263177540

素因数分解:

$2^2\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{12379}}^1$

素因数の和:13451

約数の個数: 24

約数和(自身を含む): 553237440

約数和(自身を除く): 290059900

約数列:

[1, 2, 4, 5, 10, 20, 1063, 2126, 4252, 5315, 10630, 12379, 21260, 24758, 49516, 61895, 123790, 247580, 13158877, 26317754, 52635508, 65794385, 131588770, 263177540]

約数ペア:

[(1, 263177540), (2, 131588770), (4, 65794385), (5, 52635508), (10, 26317754), (20, 13158877), (1063, 247580), (2126, 123790), (4252, 61895), (5315, 49516), (10630, 24758), (12379, 21260)]